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Key facts

  • Year of formation: 1862
  • Legal form: joint-stock company since 1970
  • Consolidated sales: CHF 133.2 million (2016)
  • Number of employees: over 1,000
  • Companies: 20
  • Sites: 33
  • Certified: SN EN ISO 9001:2008 (CH5463371/A), since 1996
  • Share capital in the hands of founding family members, management and staff 

Overview of our memberships (extract)

  • SIA, Swiss society of Engineers and Architects
  • USIC
  • buildingSMART Switzerland  

Building services

  • Minergie®
  • Swiss Society of Building Technology Engineers

Energy

  • DVGW
  • ctcc
  • Sun21
  • Swiss committee on Dams (SwissCOD)
  • Swissolar

Environment

  • Öbu/Works for Sustainability
  • Swiss sustainable building council
  • Swiss Association of Geologists
  • SGA SSA

Infrastructure

  • German Association for Water, Wastewater and Waste (DWA)
  • Swiss Water Association

Safety, Security

  • Baden-Württemberg Chamber of Engineers (ING BW)
  • German Fire Protection Association (GFPA)
  • Swiss association of independet safety and security engineers and consultants (SSI)
  • The Association of German Engineers (VDI)

Structural design

  • International Association for Bridge and Structural Engineering (IVBH / IABSE)